Math, asked by aseemchhanta33, 11 months ago

10. 1.5x + 4y = 4.2; 7x - 5y = 0.9

Answers

Answered by Anonymous

3

Hey mate hope it helps you..

1.5x + 4y = 4.2.......(×5)

7x - 5y = 0.9 .........(×4)

7.5x + 20y = 21

28x - 20 y = 3.6

______________

35.5 x = 34.6

x = 34.6/35.5 = 0.97

Answered by akhileshsingh45

3

Answer:

15x+40y-42=0;70x-50y-9 =0

Step-by-step explanation:

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